I. ` x^(2) - 72 = x" "` II. ` y^(2) = 64`

I. x^(2) + 72 = 108" "II. Y^(2) = 6

I. x^(2) + 17x+72 = 0" " II. y^(2) + 19y + 90 = 0

(i) x^(2) -18x+72 = 0 (ii) y^(2)=36

The curves 4x^(2) + 9y^(2) = 72 and x^(2) - y^(2) = 5 at (3,2)

2x^(2) - 9x+10 = 0 y^(2) - 18y+72 = 0

I. (18)/x^(2) + 6/x - (12)/x^(2) = 8/x^(2) II. y^(3) + 9.68 + 5.64 = 16.95

Find the arithmetic between : (i) 56 and 64 (ii) x^(2) - y^(2) and x^(2) + y^(2) (iii) - 15 and 63

Point of concurrence of the normals drawn at (2,8) , (128,64) , (162, -72) to the parabola y^(2) =32 x is

The area common to the circle x^2 + y^2 = 64 and the parabola y^2 = 12x is equal to